noun pirs·son·ite \ˈpirsənˌīt, ˈpər-\

Definition of pirssonite



  1. :  a mineral Na2Ca(CO3)2.2H2O consisting of a hydrous calcium sodium carbonate and occurring in white or colorless orthorhombic crystals (hardness 3, specific gravity 2.35)

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Origin and Etymology of pirssonite

Louis V. Pirsson †1919 American mineralogist + -ite

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a brief usually trivial fact

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